Home / 19,457.59-29,143.22-15,885.95

Finding the Fourth Proportional to 19,457.59, 29,143.22 and 15,885.95

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Solution

The fourth proportional to 19,457.59, 29,143.22 and 15,885.95 is: 23,793.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,457.59 : 29,143.22 = 15,885.95 : x
  2. Step 2: Convert to fraction form
    19,457.59/29,143.22 = 15,885.95/x
  3. Step 3: Cross multiply
    19,457.59x = 29,143.22 × 15,885.95
  4. Step 4: Simplify right side
    19,457.59x = 462,967,637.26
  5. Step 5: Solve for x
    x = 462,967,637.26/19,457.59
  6. Step 6: Final answer
    x = 23,793.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.